CN103615885A - Turnover kiln with air distribution system arranged at bottom - Google Patents
Turnover kiln with air distribution system arranged at bottom Download PDFInfo
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- CN103615885A CN103615885A CN201310333661.1A CN201310333661A CN103615885A CN 103615885 A CN103615885 A CN 103615885A CN 201310333661 A CN201310333661 A CN 201310333661A CN 103615885 A CN103615885 A CN 103615885A
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Abstract
The invention provides a turnover kiln with an air distribution system arranged at the bottom. The air distribution system is composed of a kiln body annular interior wall, annular heat suction main air ducts, heat suction branch air ducts, an annular heat sending main air duct, heat sending branch air ducts, moisture discharge openings and a heat sending draught fan desulfuration and dust removing device. By means of opening of a plurality of air brakes fixedly distributed in the heat suction main air ducts and the heat sending main air duct and by means of reasonable joining of air used for drying and roasting in a kiln furnace moving on the annular bottom of the kiln, waste heat can be fully utilized, the aim of conducting artificial drying and one-time palletizing and burning can be achieved, and therefore kiln loading and kiln discharging can be conducted outside the kiln. The air distribution system can thoroughly solve the difficult problem of high-temperature corrosion resistance of the kiln body steel structure and can scientifically and efficiently conduct desulfuration and dust removing, the primer can more easily enter the bottom of the kiln, positive-pressure moisture discharge is achieved, green bodies can be rapidly and evenly dried, unnecessary intermediate process links and devices are omitted, the diameter of the kiln can be large or small, and the turnover kiln is more suitable for small-scale investment and plant construction. The turnover kiln can be specially used for sintering non-bearing air bricks when the diameter of the kiln is small, one and a half times of palletizing and burning can be achieved through natural drying bricks when the diameter of the kiln is large, and the turnover kiln is also suitable for automatic kiln stacking conducted through mechanical hands.
Description
Technical field
The present invention relates to a kind of tunnel-type kiln of fired brick, be specially a kind of turnover tunnel cave with blowing system.
Background technology
Tradition brickmaking technology adopts fixing annular kiln or tunnel cave to bake bricks, and this kiln is because production technology falls behind, and environmental pollution is serious, and labor strength is large, and production cost height is eliminated gradually.The disclosed a kind of mobile tunnel furnace of Chinese patent 200610048330.3, by road wheel being set in tunnel cave body both sides, mobile tunnel furnace can sinter adobe into brick in moving process.This mobile tunnel furnace kiln body adopts steel frame construction to add insulation material and makes, and cost cost is very low, only has 2/3rds left and right of same size tunnel cave cost.Reduce recruitment number, significantly reduced cost of labor.The blowing system of mobile tunnel furnace is arranged on kiln top, by blower fan system, can guarantee kiln ventilation amount, also the hot blast of temperature descending section can be caused to brick bat drying section simultaneously, accomplishes making full use of of waste heat.Its main deficiency is that the part wherein containing in hot blast trace element can corrode kiln structure, and then affects furnace service life because blowing system is located at kiln top.In addition,, because blowing system is arranged on kiln top above, if when technique hydrofuge adopts malleation hydrofuge, environmental protection equipment is installed and is had difficulties.If adopt negative pressure hydrofuge technique, brick bat drying speed is slow, yields poorly.The equal end of turnover tunnel cave of prior art can realize one
Four, the production technology of promoting now main three companies of turnover tunnel cave on market all fails to realize once half yard of burning, owing to being subject to the pressure limit of non-load bearing tile base, cannot realize once code burning process.
summary of the invention
The present invention, in the problem existing for prior art, has designed all rotary kilns at the bottom of a kind of blowing system is located at kiln.Main resolution system hot blast is installed the corrosion of steel frame construction and environmental protection equipment, and thoroughly solves disposable code firing technique problem.
A kind of blowing system is located at all rotary kilns at the bottom of kiln, comprise two circular orbits, be placed in all rotary kiln kiln bodies on track, article two, at the bottom of between circular orbit being kiln, it is characterized in that being provided with in kiln bottom air channel, Kazakhstan, at the bottom of kiln, be provided with and breathe out air port, in kiln track body inner side, be disposed with and send the total air channel of heat annular and take out the total air channel of heat annular, the described total air channel of heat annular of taking out is communicated with Kazakhstan ducting outlet, and ducting outlet is provided with Kazakhstan air lock in Kazakhstan, the described total air channel of heat annular of taking out is communicated with the air inlet of blower fan, the air outlet of described blower fan is communicated with sending the total air channel of heat annular, described sending between the total air channel of heat annular and all rotary kilns is provided with and send hot-flow flue, and the air inlet that send hot-flow flue is arranged on and send in the total air channel of heat annular, on air inlet, be provided with and send hot blast lock.
Described a kind of blowing system is located at all rotary kilns at the bottom of kiln, it is characterized in that the inner side kiln wall of described kiln body adopts and shares body of wall with the outside body of wall that send the total air channel of heat annular, and kiln body inner track is arranged on and shares on body of wall, send hot-flow flue to be arranged on and shares body of wall bottom.
Described a kind of blowing system is located at all rotary kilns at the bottom of kiln, it is characterized in that breathing out top, air channel for every is communicated with air port, three Kazakhstan.
Described a kind of blowing system is located at all rotary kilns at the bottom of kiln, it is characterized in that being provided with desulfation dust-extraction device in blower fan front portion.
A kind of blowing system of the present invention is located at all rotary kilns at the bottom of kiln, by arranging, breathe out the air channel, Kazakhstan that the setting of Bing Yao bottom, air port is communicated with air port, Kazakhstan at the bottom of kiln, the dry-heat air of tunnel cave afterbody cooling down section is evacuated to the total air channel of the hot annular of taking out of earth's surface then through sending heat annular always hot blast to be delivered to the dryer section of tunnel cave front portion in air channel, avoided prior art that hot blast pumping wind system is arranged to kiln top, cause kiln structure complicated, bulky, the existence of the problems such as operation inconvenience, particularly it can not install desulfation dust-extraction device, cause the popularization of this technology to be restricted, by kiln body inwall and annular being sent body of wall outside the total air channel of heat share, reduced kiln body weight, reduced the use power of hydraulic means, reduced investment.Reduce operating cost, avoided the corrosion to kiln body steel structure material completely, increased the service life of all rotary kilns.
Accompanying drawing explanation
Fig. 1 is all rotary kiln general plane schematic diagrames at the bottom of blowing system is located at kiln;
Fig. 2 is blowing system floor map;
Fig. 3 is air channel schematic diagram;
Fig. 4 is that furnace zone is taken out hot blast schematic diagram;
Fig. 5 is dryer section wind direction schematic diagram;
Fig. 6 is hot blast air-supply schematic diagram.
In figure, 1-rain-proof shelter, 40-outside track, 41-inner orbit, 45-adobe, 46-kiln hood door, 55-humidity discharging pipe, 56-stopping, 57-firing chamber, 58-send hot-flow flue, 59-send hot blast lock, 60-send hot blast lock pull bar, 61-send heat annular total air channel, 62-air inlet, 63-blower fan, 64-fan outlet, 65-takes out the total air channel of heat annular, 66-breathes out air lock pull bar, 67-breathes out air lock, 68-breathes out air channel, 69-breathes out air port, 70-dryer section, 71-cut-off gate, 72-hydraulic system, 73-kiln body control room, 82-pinkeye, 85-furnace zone, 86. finished products turn, at the bottom of 87-kiln, 88-kiln body, 89-shares body of wall.
The specific embodiment
Shown in Fig. 1, blowing system of the present invention is located at all rotary kilns at the bottom of kiln, comprise two circular orbits, between these two circular orbits, be at the bottom of kiln 87, have the kiln body 88 of portable all rotary kilns on circular orbit, curved arrow direction is the moving direction of kiln body 88, above-mentioned kiln body can be divided into two parts by function, its middle front part is brick bat drying section 70, and rear portion is divided into furnace zone 85, has a cut-off gate 71 that the two is separated between the two parts of front and back.On at the bottom of kiln, equidistantly distributed You Ha air channel, Ji Yao bottom, bottom, 69，Ha air port, air port 68, Kazakhstan.The end of brick bat drying section is provided with kiln hood door 46, after natural drying adobe enters kiln body dryer section, by cut-off gate 71 and kiln hood door 46 closed at both ends, then imports hot blast and carries out artificial drying.In brick bat drying section 70 front portions, have rain-proof shelter 1, top is arranged at this rain-proof shelter top, and other parts are penetrating, under rain-proof shelter, is the adobe of newly piling up, and the adobe in canopy is by natural-wind dry.Rain-proof shelter and kiln body dryer section are installed respectively in orbit, and wherein rain-proof shelter is moved by manpower, and kiln body is moved by hydraulic system 72.What be connected with the front portion of rain-proof shelter is to pile up equipment platform, in kiln body tail and pile up between equipment platform as at the bottom of the exposed kiln of a part 87, is will again pile up the place of adobe after brick output.Finished bricks 86 is new bricks of part that firm burned preparation is come out of the stove.In figure, also have kiln body control room 73 and pinkeye 82
Shown in Fig. 2, be blowing system floor map, in figure, circular orbit is evenly equipped with on being respectively at the bottom of the kiln between outside track 40 and 41, two tracks of inner orbit and breathes out shown in air channel, the Kazakhstan 68(dotted line that You Yuha air port, 69，Yao bottom, air port is communicated with).Breathing out on air channel for every has three to breathe out air port.There are two annular passages kiln body inner side, is followed successively by and send the total air channel 61 of heat annular and take out the total air channel 65 of heat annular.Two total air channels of annular are built by laying bricks or stones and are separated by partition wall 56.Its Sino-Kazakhstan ducting outlet is placed in to be taken out in the total air channel 65 of heat annular, has the air lock 67 of Kazakhstan in outlet, is provided with blower fan 63 taking out inner side, the total air channel of heat annular, air inlet 62 with take out the total air channel of heat annular and be communicated with, fan outlet 64 is communicated with sending hot annular always air channel 61.Be provided with and send hot-flow flue 58 sending between the total air channel of heat annular and all rotary kilns, send the air inlet of hot-flow flue to be placed in to send heat annular always in air channel, on air inlet, be provided with and send hot blast lock 59.Described air delivery duct arranges one every two meters.
Shown in Fig. 3, be the furnace zone sectional view of kiln body, the air channel, Kazakhstan 68 that is placed in kiln bottom with take out the total air channel 65 of heat annular and be communicated with by Kazakhstan air lock 67.The Kazakhstan air lock that is positioned at Kazakhstan ducting outlet corresponding to the air port, Kazakhstan of all rotary kiln furnace zone cooling bands is opened, and hot blast can be drawn out of to enter and take out in the total air channel of heat annular.By breathing out air lock pull bar 66, open or close Kazakhstan air lock.The inner wall that shares body of wall 89 in figure and be kiln body 88 with send the total air channel 61 of heat annular shared together with body of wall, by the inner orbit of kiln body 41 and corresponding sand seal device, the interior rail such as roller moves assembly and is all placed on shared body of wall, can save like this half wall body structure of kiln body, both saved construction material, the weight of kiln body own alleviates greatly, has correspondingly reduced the power of hydraulic system, has reduced portion's construction cost and use cost.
Shown in Fig. 4-5, be placed in the hot blast of taking out in the total air channel 65 of heat annular and be pumped to and send in the total air channel 61 of heat annular through air inlet 62, blower fan 63 and fan outlet 64.Before or after blower fan, portion is also provided with desulfation dust-extraction device.
It shown in Fig. 6, is the dryer section sectional view of kiln body, in figure, enter the hot blast that send in the total air channel of heat annular through sending hot blast lock 59, send in the firing chamber 57 that hot-flow flue 58 enters kiln body dryer section 70, on at the bottom of the kiln in firing chamber, pile up the adobe 45 after natural drying, hot blast flows moisture content is wherein taken out of through humidity discharging pipe 55 and discharged between adobe.Send hot lock pull bar 60 for opening or closing and send hot blast lock 59.
Each that is located at bottom block for the air port, Kazakhstan of roasting come to nothing and drawn seam place, do not affect adobe piling, inner ring osculum, and outer ring great Kou, area ratio is 1:4.Utilize the draft of blower fan by opened Kazakhstan air lock, can make the preheating zone of furnace zone produce negative pressure, and hot-air is flowed to front lower place, intensification supplements with fresh air, its temperature is raise, favourable adobe is heated, thereby reach the object of preheating, intensification, roasting green bricks.If open the Kazakhstan air lock of insulation salband, can extract waste heat and be sent to dryer section oven dry adobe.
Drying air quantity used is to be dried air quantity used
?arrive
,can take out taking out waste heat air lock and join cold wind mouth and regulating roasting air quantity, blast of the total air channel of heat with being located at, reach roasting, dry balance.
Send air-heater to be pressed onto and send the always hot blast in air channel of heat, by opened dryer section, send hot blast lock, hot blast be pressed into interior wall below each send hot-air mouth, wind speed with 4m-5m per second flows in the adobe seam of whole dryer section, and adobe is through constantly heating, and base substrate is through the conduction of ecto-entad heat, moisture outwards evaporates, the moisture of evaporation forms gas and moves upward, and nature overflows to humidity discharging mouth, thereby reaches even quick-drying object.
Air lock is used implementation method:
One, before all rotary kilns often move forward once, automatic Air Adjusting system: 1, close two and send hot blast lock by what exit dry zone; 2, close one and will exit the Kazakhstan air lock of preheating section; 3, close a waste heat of taking out that exits cooling section and breathe out air lock.
Two, after all rotary kilns often move forward once, automatic Air Adjusting system: 1, open two air-supply locks that just enter dry zone; 2, open and just enter first Kazakhstan air lock of roasting band preheating section; 3, open the waste heat of taking out that just enters soaking zone and breathe out air lock.
By that analogy, move in circles.
Embodiment: circuit orbit overall diameter 80m, girth 251m, kiln body length 114m, dryer section 48m, furnace zone 66m, kiln discharge setting section 46m, natural drying section of 80m, totally-enclosed drying loft 12m, low interior canopy 36m, high outer canopy 36m.Send hot-flow flue every one, 2-3 rice.Breathe out one, the every 4-6 rice in air channel.Two of blower fans, a job, another portion is as standby.Two blower fans are placed in inner ring opposite end.Kiln body central authorities are power pack.By cable, electricity is delivered to hydraulic test and piled up on equipment.
Claims (4)
1. a blowing system is located at all rotary kilns at the bottom of kiln, comprise two circular orbits (40, 41), be placed in all rotary kiln kiln bodies (88) on track, article two, between circular orbit, be (87) at the bottom of kiln, it is characterized in that (87) bottom is provided with air channel (68), Kazakhstan at the bottom of kiln, at the bottom of kiln, be provided with and breathe out air port (69), in kiln track body inner side, be disposed with and send the total air channel (61) of heat annular and take out the total air channel (65) of heat annular, the described total air channel (65) of heat annular of taking out is communicated with Kazakhstan ducting outlet, and be provided with and breathe out air lock (67) at Kazakhstan ducting outlet, the described total air channel of heat annular of taking out is communicated with the air inlet of blower fan (63), the air outlet of described blower fan (63) is communicated with sending the total air channel (61) of heat annular, described sending between the total air channel of heat annular and all rotary kilns is provided with and send hot-flow flue (58), and the air inlet that send hot-flow flue is arranged on and send in the total air channel of heat annular, on air inlet, be provided with and send hot blast lock (59).
2. a kind of blowing system according to claim 1 is located at all rotary kilns at the bottom of kiln, the inner side kiln wall that it is characterized in that described kiln body adopts and shares body of wall (89) with the outside body of wall that send the total air channel of heat annular, kiln body inner track (41) is arranged on and shares on body of wall, send hot-flow flue (58) to be arranged on shared body of wall (89) bottom.
3. a kind of blowing system according to claim 2 is located at all rotary kilns at the bottom of kiln, it is characterized in that breathing out top, air channel for every is communicated with three and breathes out air port.
4. according to a kind of blowing system described in claim 1,2 or 3, be located at all rotary kilns at the bottom of kiln, it is characterized in that being provided with desulfation dust-extraction device in blower fan front portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310333661.1A CN103615885A (en) | 2013-08-03 | 2013-08-03 | Turnover kiln with air distribution system arranged at bottom |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310333661.1A CN103615885A (en) | 2013-08-03 | 2013-08-03 | Turnover kiln with air distribution system arranged at bottom |
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| CN201310333661.1A Pending CN103615885A (en) | 2013-08-03 | 2013-08-03 | Turnover kiln with air distribution system arranged at bottom |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103900381A (en) * | 2014-03-25 | 2014-07-02 | 韦良善 | Mobile brick kiln |
| CN103925788A (en) * | 2014-04-18 | 2014-07-16 | 郭金良 | Circulating adjustable ventilation system of large-section tunnel kiln of sintered brick production line |
| CN103925789A (en) * | 2014-04-18 | 2014-07-16 | 郭金良 | Circulating adjustable ventilation system of small-section tunnel kiln of sintered brick production line |
| CN106643190A (en) * | 2017-01-24 | 2017-05-10 | 成都中祥天宇环保科技有限公司 | Annular mobile tunnel kiln flue gas desulfurization device |
| CN106017051B (en) * | 2016-07-14 | 2018-07-17 | 贵州中德节能窑炉有限公司 | The increasing wind supercharging device of rotary kiln drying system |
| CN112683052A (en) * | 2020-12-22 | 2021-04-20 | 寿县安固建材有限公司 | Coal gangue brick sintering processing equipment and processing method thereof |
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| CN1931549A (en) * | 2006-09-21 | 2007-03-21 | 魏胜英 | Movable brick making system and its production site configuration |
| CN201377983Y (en) * | 2009-04-14 | 2010-01-06 | 刘汉泽 | Energy-saving anti-fall off once setting firing annular kiln |
| CN201503210U (en) * | 2009-10-13 | 2010-06-09 | 刘武平 | Environment-friendly kiln for firing waste bricks |
| CN203464693U (en) * | 2013-08-03 | 2014-03-05 | 寿阳县大胜窑炉科技有限公司 | Revolving kiln with air distribution system arranged at kiln bottom |
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2013
- 2013-08-03 CN CN201310333661.1A patent/CN103615885A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1931549A (en) * | 2006-09-21 | 2007-03-21 | 魏胜英 | Movable brick making system and its production site configuration |
| CN201377983Y (en) * | 2009-04-14 | 2010-01-06 | 刘汉泽 | Energy-saving anti-fall off once setting firing annular kiln |
| CN201503210U (en) * | 2009-10-13 | 2010-06-09 | 刘武平 | Environment-friendly kiln for firing waste bricks |
| CN203464693U (en) * | 2013-08-03 | 2014-03-05 | 寿阳县大胜窑炉科技有限公司 | Revolving kiln with air distribution system arranged at kiln bottom |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103900381A (en) * | 2014-03-25 | 2014-07-02 | 韦良善 | Mobile brick kiln |
| CN103900381B (en) * | 2014-03-25 | 2016-02-03 | 韦良善 | A kind of mobile brickkiln |
| CN103925788A (en) * | 2014-04-18 | 2014-07-16 | 郭金良 | Circulating adjustable ventilation system of large-section tunnel kiln of sintered brick production line |
| CN103925789A (en) * | 2014-04-18 | 2014-07-16 | 郭金良 | Circulating adjustable ventilation system of small-section tunnel kiln of sintered brick production line |
| CN103925788B (en) * | 2014-04-18 | 2016-01-20 | 郭金良 | Fired brick production line large cross-section tunnel kiln circulation adjustable ventilating system |
| CN106017051B (en) * | 2016-07-14 | 2018-07-17 | 贵州中德节能窑炉有限公司 | The increasing wind supercharging device of rotary kiln drying system |
| CN106643190A (en) * | 2017-01-24 | 2017-05-10 | 成都中祥天宇环保科技有限公司 | Annular mobile tunnel kiln flue gas desulfurization device |
| CN112683052A (en) * | 2020-12-22 | 2021-04-20 | 寿县安固建材有限公司 | Coal gangue brick sintering processing equipment and processing method thereof |
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Application publication date: 20140305 |